Dynamical encircling of an exceptional point in anti-PT-symmetric integrated photonic systems

Ziyao Feng; Xiankai Sun

doi:10.1364/CLEO_SI.2023.SM1G.5

CLEO 2023
Technical Digest Series (Optica Publishing Group, 2023),
paper SM1G.5
•https://doi.org/10.1364/CLEO_SI.2023.SM1G.5

Dynamical encircling of an exceptional point in anti-PT-symmetric integrated photonic systems

Ziyao Feng and Xiankai Sun

CLEO: Science and Innovations 2023

San Jose, CA United States
7–12 May 2023
ISBN: 978-1-957171-25-8

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Novel Approaches to Light Manipulation (SM1G)

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Z. Feng and X. Sun, "Dynamical encircling of an exceptional point in anti-PT-symmetric integrated photonic systems," in CLEO 2023, Technical Digest Series (Optica Publishing Group, 2023), paper SM1G.5.

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Abstract

We experimentally demonstrated encircling of an exceptional point with a fixed loss rate in a compact anti-PT-symmetric integrated photonic system, where chiral transmission was achieved with a device length of only 70 μm.

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